3=10u-7u

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Solution for 3=10u-7u equation:



3=10u-7u
We move all terms to the left:
3-(10u-7u)=0
We add all the numbers together, and all the variables
-(+3u)+3=0
We get rid of parentheses
-3u+3=0
We move all terms containing u to the left, all other terms to the right
-3u=-3
u=-3/-3
u=1

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